Home / 237,927.72-328,352.31-130,507.77

Finding the Fourth Proportional to 237,927.72, 328,352.31 and 130,507.77

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Solution

The fourth proportional to 237,927.72, 328,352.31 and 130,507.77 is: 180,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,927.72 : 328,352.31 = 130,507.77 : x
  2. Step 2: Convert to fraction form
    237,927.72/328,352.31 = 130,507.77/x
  3. Step 3: Cross multiply
    237,927.72x = 328,352.31 × 130,507.77
  4. Step 4: Simplify right side
    237,927.72x = 42,852,527,752.45
  5. Step 5: Solve for x
    x = 42,852,527,752.45/237,927.72
  6. Step 6: Final answer
    x = 180,107.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.